2012 · 资料书（用于增强玩法的规则/选项）
September 2012: Travelling Underground
This supplement explores underground travel as a way to bypass dangerous or populated areas and connect distant locations. It covers natural caves, storm drains, sewers, subway tunnels, and other subterranean routes, along with the risks and situations that may arise while navigating them.
技能型（购买或获得技能）基于点数（分配点数以获得技能、能力等）基于属性/数值（STR、CON、PER 等）
免费，支持网页、Android 和 iOS
用 Ludoya 玩 September 2012: Travelling Underground
游戏信息（人数、游戏时长、年龄、制作人员）来自 BoardGameGeek。